19976132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:452

約数の個数: 36

約数和(自身を含む): 38822700

約数和(自身を除く): 18846568

約数列:

[1, 2, 4, 11, 22, 44, 121, 149, 242, 277, 298, 484, 554, 596, 1108, 1639, 3047, 3278, 6094, 6556, 12188, 18029, 33517, 36058, 41273, 67034, 72116, 82546, 134068, 165092, 454003, 908006, 1816012, 4994033, 9988066, 19976132]

約数ペア:

[(1, 19976132), (2, 9988066), (4, 4994033), (11, 1816012), (22, 908006), (44, 454003), (121, 165092), (149, 134068), (242, 82546), (277, 72116), (298, 67034), (484, 41273), (554, 36058), (596, 33517), (1108, 18029), (1639, 12188), (3047, 6556), (3278, 6094)]